Nájera Ortiz, J. C., Jimenez Rangel, A., & Cartas-Fuentevilla, G. (2025). Covid-19 in healthcare personnel with a complete Pfizer/BioNTech vaccineschedule in Chiapas, Mexico. Horizonte Sanitario, 23(3), 690-695. https://doi.org/10.19136/hs.a23n3.5900